@Edward86 Below is the download link of the driver for TL-WN727N V5.2, which is available for your device. https://www.tp-link.com/support/download/tl-wn727n/#Driver Is there any error message...

@Robin_7300 Hello, thanks for your requesting. For the driver of Mac 10.15, our engineers are still working on it. The ETA will be in the middle of November. You can keep an eye on official website...

@Kheemonahs It seems that the Archer MR200 need work as an internet provider; Once it works, you can connect the cisco router to it and connect the DECT phone to cisco rouer to use the call service....

@Nebijok Hello, please read below: Antenna Type V3/APAC: 2 Internal 4G LTE Antennas V4/V2/V1: 2 Detachable 4G LTE Antennas The TL-MR6400 V4 has the external 4G antennas, while we do not suggest you...

@comfy Hello, try to upgrade the firmware to the latest one and give it a go. https://www.tp-link.com/support/download/m7350/v5/#Firmware Then please verify whether it works. Still the same, please...

@Biomorph Hello, what is the hardware version of the Archer VR900? Best regards.